Downpipe, P/N GM8427

Chevrolet/ GMC

$469.40 $391.39

or 4 interest-free payments of $97.84 with Sezzle

Quantity

1
Buy Now Ships in 4-6 weeks Buy Now Ships in 4-6 weeks
  • Tubing Diameter: 3-Inch
Armor BLK Logo

  • 3-Year Warranty

  •

    Good Durability

  •

    Dry Conditions

  • Part Number: GM8427
  • Year: 2011-2015
  • Make: Chevrolet/ GMC
  • Model Silverado 2500HD/ Silverado 3500HD/ Sierra 2500HD/ Sierra 3500HD
  • Engine: 6.6L Duramax V8
  • Tubing Size: 3-Inch
  • Series: Armor BLK
  • Material: Black-Coated Aluminized Steel
  • Warranty: 3-Year Warranty
  • Vehicle Configuration: 6.6L Duramax Engine Only, 3-Bolt Flange Excluded
  • Restrictions: Not to be sold in California

Material Specs:

Black-Coated Aluminized Steel

Style comes first with this finish. It’s the same material from our aluminized steel, but the tailpipes are coated in a special high-heat black powder-coating giving any vehicle a unique look. These systems come with matching black tips as well.

California Proposition 65 Warning

Chromium, Nickel

Warning: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects, or other reproductive harm.
For more information go to www.p65warnings.ca.gov

Scroll
YearModelTrim
2015Silverado 3500 HD
2015Silverado 2500 HD
2014Silverado 2500 HD
2014Silverado 3500 HD
2013Silverado 2500 HD
2013Silverado 3500 HD
2012Silverado 2500 HD
2012Silverado 3500 HD
2011Silverado 2500 HD
2011Silverado 3500 HD

Scroll
YearModelTrim
2015Sierra 3500 HD
2015Sierra 2500 HD
2014Sierra 2500 HD
2014Sierra 3500 HD
2013Sierra 2500 HD
2013Sierra 3500 HD
2012Sierra 2500 HD
2012Sierra 3500 HD
2011Sierra 3500 HD
2011Sierra 2500 HD

3-year warranty

This warranty covers any defects in workmanship or material. Surface rust, penetrating rust, and discoloration that may develop from heat is not covered by this warranty. Note that climates with high precipitation may accelerate corrosion on aluminized steel.

Install Instructions

Join the MBRP community on Instagram

#MBRPEXHAUST to be featured